Wind tower



FIG. 1 is a perspective view of a wind tower which is also a mirror image of the opposite side thereof;

FIG. 2 is a top view thereof; and,

FIG. 3 is a side view thereof which is also a mirror image of the opposite side thereof.

The bottom view of the tower is not visible and is without ornamentation. 

The ornamental design for a wind tower, as shown and described. 